baber/WOPTO huggingface dataset:
Patent KR-20060086257-A (KR)
Title: Aging method and aging apparatus for plasma display panel
Inventor: AKIYAMA KOJI
IPC: H01J17/49
Filed: 2004-07-16
Abstract: An aging method and an aging apparatus for plasma display panels are disclosed which enable to obtain a plasma display panel with high display quality wherein color irregularities are suppressed. The aging apparatus for plasma display panels comprises a plurality of fans (18a-18c) as a blowing means. When air is blown to a plasma display panel (12) using the fans during aging of the plasma display panel, at least the direction or the amount of air blown by at least one of the fans is changed so that the temperatures of image display regions in the plasma display panel can be uniform, thereby suppressing color irregularities.
Patent KR-20050099637-A (KR)
Title: Preparations stabilized over long time
Inventor: SATO YASUSHI
IPC: C12N5/071
Filed: 2000-02-29
Abstract: Stable G-CSF preparations showing a residual G-CSF ratio of 90 % or more after a long-term storage test at 25 °C for 3 months; showing a residual G-CSF ratio of 90 % or more after a long-term storage test at 40 °C for 2 months; showing a residual G-CSF ratio of 90 % or more after an accelerated test at 50 °C for 1 month; or showing a residual G-CSF ratio of 90 % or more after an accelerated test at 60 °C for 2 weeks; and showing a ratio of the formation of the methionine residue-oxidized derivative of G-CSF of 1 % or less after an accelerated test at 50 °C for 1 month or after an accelerated test at 60 °C for 2 weeks. A method for inhibiting the formation of the methionine residue-oxidized derivative of a physiologically active protein having methionine residues characterized by adding methionine to a composition containing this protein.
Patent KR-20050121714-A (KR)
Title: Method for treating hydroprocessing catalysts with an orthophthalate and sulphuration method using the same
Inventor: BRUN CLAUDE
IPC: C10G45/08
Filed: 2004-03-26
Abstract: The invention relates to a method for impregnating a hydroprocessing metal catalyst in the oxide form with at least one orthophthalate, either dissolved or dispersed in a liquid. The invention further relates to a method for sulphuration of a hydroprocessing metal catalyst in the oxide form, comprising a) an impregnation step as above followed by b) a step for bringing the catalyst treated thus into contact with a sulphuration agent and c) a step for bringing into contact with hydrogen, where step b) is followed by step c) or steps b) and c) are carried out simultaneously.
Patent KR-20050119690-A (KR)
Title: Device for the production of loop yarn and air jet texturing nozzle
Inventor: KLEIN BEAT
IPC: D02J1/08
Filed: 2004-04-01
Abstract: The invention relates to a device and to an air jet texturing housing for the production of loop yarn, comprising a texturing nozzle and a nozzle core which can be driven for a rotational movement relative to the air jet texturing housing. The drive mechanism is configured as an electric or pneumatic nozzle core drive mechanism and is integrated as a unit in the nozzle casing.
Patent KR-20060020611-A (KR)
Title: Radio packet communication method
Inventor: NAGATA KENGO
IPC: H04W28/00
Filed: 2004-07-26
Abstract: Before transmitting a data packet of a special format generated by concatenation or cut-and-paste of data frames, a check packet and a response packet which can be received only by a radio station compatible with the special format are transmitted and received for management, so as to confirm a radio station compatible with the special format. According to the management information on a local station, a data packet of a special format based on the radio station of the transmission destination or a standard format is transmitted. When creating data packets of a special format by cut-and-paste of data frames, a sub-header is added to each of the data frames and concatenated. It is divided into data blocks. A main header containing information required for restoration of the data frame cut-and-pasted is added to each of the data blocks divided. Furthermore, before and after it, a data packet control information area and a check area are added, thereby creating a data packet.
Patent KR-20060012584-A (KR)
Title: Processing a security message authentication control instruction
Inventor: LUNDVALL SHAWN
IPC: G06F9/302
Filed: 2004-04-30
Abstract: A method, system and computer program product for computing a message authentication code for data in storage of a computing environment. An instruction specifies a unit of storage for which an authentication code is to be computed. An computing operation computes an authentication code for the unit of storage.
Patent KR-20060017769-A (KR)
Title: Forward trick modes on non-progressive video using special groups of pictures
Inventor: LIN SHU
IPC: H04N5/783
Filed: 2004-05-03
Abstract: The invention concerns a method (200) and system (100) for encoding a video signal. The method includes the steps of receiving (212) a non-progressive video signal and encoding (214) the non-progressive video signal into at least one group of pictures having at least one prediction source picture and at least one non-prediction source picture. All the non-prediction source pictures are predicted from the at least one prediction source picture such that no non-prediction source picture is predicted from another non-prediction source picture. The method can also include the step of, in response to a forward trick mode command, modifying (217, 218) at least the number of non-prediction source pictures in the group of pictures to convert the non-progressive video signal to a trick mode video signal.
Patent KR-20060031644-A (KR)
Title: Aqueous acidic immersion plating solutions and methods for plating on aluminum and aluminum alloys
Inventor: JOSHI NAYAN H
IPC: C23C18/18
Filed: 2004-04-14
Abstract: The present invention provides a non-cyanide aqueous acidic immersion plating solution having a pH of from about 3.5 to about 6.5 and comprising zinc ions, nickel ions and/or cobalt iron ions, and fluoride ions. In one embodiment the immersion plating solutions of the invention also contain at least one inhibitor containing one or more nitrogen atoms, sulfur atoms, or both nitrogen and sulfur atoms. The present invention also relates to methods for depositing zinc alloy protective coatings on aluminum and aluminum alloy substrates comprising immersing the aluminum or aluminum alloy substrate in the non-cyanide acidic immersion plating solutions of the invention. Optionally, the zinc alloy coated aluminum or aluminum alloy substrate is plated using an electroless or electrolytic metal plating solution.
Patent KR-20060029638-A (KR)
Title: Methods and systems for performing, monitoring and analyzing multiple machine fluid processes
Inventor: APOSTOLIDES JOHN K
IPC: F16N39/06
Filed: 2004-06-28
Abstract: In one embodiment, a method is provided for performing a fluid process within a machine having a fluid system including at least two reservoirs of different types of fluids. The method includes the steps of identifying a first reservoir for use in performing a fluid process; (a) adjusting a configuration of a valve system operatively coupled to the fluid system to permit a fluid evacuation process to be performed for the reservoir, (b) subsequently performing the fluid evacuation process for the reservoir, (c) subsequently adjusting the configuration of the valve system to permit a fluid refill process to be performed for the reservoir, (d) subsequently performing the fluid refill process for the reservoir; and, subsequently identifying an additional reservoir and performing at least one of the steps (a), (b), (c) and (d) for the additional reservoir, wherein the first reservoir includes a fluid of a type which is different from a type of a fluid of the additional reservoir. Various system and computer- readable media embodiments are also provided. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
Patent KR-20070077580-A (KR)
Title: Method of manufacturing display substrate
Inventor: KIM JOO HAN
IPC: G02F1/136
Filed: 2006-01-24
Abstract: A manufacturing method of a display substrate is provided to change the corresponding position at the slit portion of a mask for forming a drain electrode and a storage line, thereby enhancing the electrical stability. A gate pattern including a gate line(GL) extended toward the first direction, a gate electrode of a switching device and a storage line formed adjacently to a side of the gate line is formed. A source pattern including a source line extended toward the second direction on a base substrate having the gate pattern, a source electrode formed on the gate electrode and a drain electrode formed adjacently to the other side of the gate line is formed. A passivation layer is formed on the base substrate having the source pattern. A contact portion(172) exposes an end of the drain electrode by means of the photo resist pattern. A transparent electrode layer(190) is formed on the base substrate having the contact portion and contacted with an end of the drain electrode. The photo resist pattern is removed so that a pixel electrode with the patterned transparent electrode layer.
Patent KR-20060023181-A (KR)
Inventor: MURAMATSU TAKEHARU
IPC: H04W88/02
Filed: 2006-01-31
Abstract: 간단한 조작으로, 정확하게 코드를 판독할 수 있는 휴대 단말 장치 및 정보 판독 프로그램 및 그 프로그램을 기록한 기록 매체를 제공한다.  카메라 내장 휴대 전화기(10)는, 대상이 되는 화상 정보를 입력하는 카메라(12), 바코드 판독 시에 온/오프 버튼(21) 조작에 의해 발광하는 소형의 라이트(13), 정보를 표시하는 LCD 표시부(15), 장치 전체를 제어하는 CPU로 이루어지는 제어부(31)를 구비한다.  제어부(31)는 자연 영상이나 바코드 등 피사체에 따라서 촬영 수순을 전환한다.  제어부(31)는 바코드 촬영 모드로 전환된 경우, 바코드를 인식한다.  그 결과, 휴대 단말 장치는 인식된 결과를 사용자에게 통지하고, 그 인식된 내용에 기초하여 사전 결정된 처리를 실행한다.   
       
     휴대 전화, 액정 패널, 카메라, 바코드
Patent KR-20070080039-A (KR)
Title: Heat rod assembly and pre-heater for vehicles including the same
Inventor: LEE SEUNG GU
IPC: B60H1/22
Filed: 2006-02-06
Abstract: A heat rod assembly is provided to prevent defects(dimension and an angle) of products according to conventional insert injection by allowing a plus terminal, a cover insulator and a lower insulator to be easily manufactured by press forming and general injection molding and simply assembled. A heat rod assembly comprises a long cover insulator(160) and a lower insulator(170), a plurality of first side grooves(135) and second side grooves(165). The long cover insulator and the lower insulator are respectively coupled to an upper surface and a lower surface of a plus terminal(130) formed in long and thin plate shape. The plurality of the first side grooves is formed in the (+) terminal to be spaced along longitudinal direction. Protrusions(171) protruded upward are formed in the lower insulator so as to be coupled to the first side grooves. A hole(177) for being coupled to a PTC element is formed between the protrusions of the longitudinal direction. The second side grooves for being inserted into the protrusions of the lower insulator are formed in the cover insulator. A hole(167) for being coupled to an insulation plate is formed between the second side grooves of the longitudinal direction. The protrusions are hook-coupled to the second side grooves.
Patent KR-20070080119-A (KR)
Title: Liquid crystal display device
Inventor: SHIN SUNG JIN
IPC: G02F1/1333
Filed: 2006-02-06
Abstract: An LCD(Liquid Crystal Display) is provided to protect an FPC(Flexible Printed Circuit), by inserting the FPC between a cover bottom and a support main so that the FPC is positioned within the cover bottom. A backlight unit supplies light to an LCD panel(102). A square-shaped support main(122) receives the backlight unit and the LCD panel. A cover bottom wraps an outside surface of a lower portion and a lower surface of the support main. A driving circuit part is mounted on an FPC(106) to supply a driving signal to the LCD panel. The FPC is connected to the LCD panel, and inserted between the cover bottom and the support main. Hooks(125) are positioned at opposite sides of an outer surface of the support main with the FPC interposed therebetween to bend the FPC along the outer surface of the support main.
Patent KR-20070080403-A (KR)
Title: Discharge cover and combination structure thereof of reciprocating compressor
Inventor: CHO SUNG MAN
IPC: F04B39/00
Filed: 2006-02-07
Abstract: A discharge cover of a reciprocating compressor is provided to minimize deformation of a cylinder, and to prevent abrasion between the cylinder and a piston due to the deformation of the cylinder by evenly distributing pressure acting on a compression surface of the cylinder. A discharge cover of a reciprocating compressor comprises an upper plate part(101), an inside wall part(110) and an outside wall part(120). The upper plate part includes a plurality of pierced holes for screw-linking with a frame inserted by a cylinder. The inside wall part is extended on one surface of the upper plate part and touches the cylinder, and a discharge valve(140) is placed in the inside. The outside wall part is integrally extended on one surface of the upper plate part so as to be spaced by predetermined distance from the inside wall part, and touches the cylinder.
Patent KR-20060022723-A (KR)
Inventor: CHOI JUN SEONG
IPC: G01G19/03
Filed: 2006-02-13
Abstract: 본 발명은 빔거동 측정형식의 축중량 측정장치를 제공함으로서, 기존의 벤딩플레이트 방식의 축중량 측정장치에 있어서 판거동 측정방식을 빔거동 측정방식으로 유도하거나, 고가의 로드셀 측정방식의 축중량 측정장치에 있어서 저가인 변형률 게이지가 부착된 빔(보) 부재로 대체함으로서 저가이면서도 정확한 축중량을 측정할 수 있으며, 온도 등과 같은 주변의 환경영향을 배제할 수 있도록 구성함으로서 외부환경에 영향을 받지 않아 측정치의 신뢰성을 높일 수 있는 빔거동 측정형식의 축중량 측정장치에 관한 것으로, 벤딩 플레이트를 위치시키기 위한 벤딩 플레이트 프레임(126)과; 차량 통과에 의하여 벤딩이 유발되며 이 하중을 그 하부에 위치한 빔(보)에 전달하는 벤딩 플레이트(101)와; 상기 벤딩 플레이트 프레임 위에 위치하며 차량 통과에 의하여 벤딩 플레이트에 벤딩이 발생되면 판형태의 거동을 빔(보) 형태의 거동으로 변화시켜주는 역할을 수행하는 적어도 1개 이상의 빔(보) 부재(121)와; 벤딩 플레이트 프레임에 벤딩 플레이트와 빔(보) 부재를 고정하기 위한 적어도 1개소 이상의 고정장치(127)와; 상기 빔(보) 부재에 부착되어 입력하중의 크기에 따라서 응답을 측정하기 위한 적어도 1개 이상의 변형률 게이지(104)와; 상기 적어도 1개소 이상의 변형률 게이지를 신호 처리부에 연결하기 위한 터미널 연결부(128)와; 아나로그 입력신호를 디지털 데이터로 변환하기 위한 A/D 컨버터(129)와; 상기의 입력신호를 신호처리에 의하여 입력하중의 크기를 산출할 수 있는 신호처리부(130)로 구성됨을 특징으로 한다. 
       
     축중량 측정장치, 축중량, WIM, Weight in motion
Patent KR-20060092104-A (KR)
Inventor: IWASAKI CHISATO
IPC: G11C19/28
Filed: 2006-02-15
Abstract: 본 발명은 부트스트랩동작에 의해 출력 임피던스를 저하시켜 사용하는 출력 트랜지스터의 게이트전압의 변동을 억지하여 불필요한 구동펄스의 출력을 방지시킬 수 있는 시프트 레지스터, 또 이 시프트 레지스터를 사용한 액정장치를 제공하는 것이다.   
     이를 위하여 본 발명의 시프트 레지스터는, 종속접속된 복수의 스테이지를 가지고, 입력 데이터를 시프트하여 입력 데이터의 시프트동작을 행하는 시프트 레지스터 이고, 각 스테이지에 있어서, 출력 트랜지스터의 게이트에 접속되는 입력 데이터를 입력하는 제 1 다이오드와, 출력 트랜지스터의 게이트 및 소스 사이에 접속된 콘덴서와, 출력 트랜지스터의 게이트 및 소스 사이에, 콘덴서와 병렬로 접속된 클램핑 트랜지스터를 가지고, 클램핑 트랜지스터의 소스가 출력 트랜지스터의 소스에 접속되고, 클램핑 트랜지스터의 드레인이 출력 트랜지스터의 게이트에 접속되어 있다.
Patent KR-20070014935-A (KR)
Title: Wafer having abruptly metal-insulator transition and apparatus of heat treating the same and method of heat treating using the same
Inventor: KIM HYUN TAK
IPC: H01L21/3205
Filed: 2006-02-17
Abstract: A wafer having an abrupt metal-insulator transition is provided to mass-produce wafers with a large diameter by applying heat while using a heater fixed by a plurality of fixing units to a wafer having an abrupt metal-insulator transition wherein the wafer is covered with a thermally opaque layer. An abrupt metal-insulator transition can be performed in a substrate. A metal layer is coated or deposited on the substrate by using paste with good electrical conductivity and thermal conductivity. The metal layer includes elements like Li, Be, C, Na, Mg, Al, K, Ca, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Ga, Rb, Sr, Y, Zr, Nb, Mo, Tc, Ru, Rh, Pd, Ag, Cd, In, Sn, Sb, Cs, Ba, La, Hf, Ta, W, Re, Os, Ir, Pt, Au, Hg, Ti, Pb, Bi, Po, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Th, U, Np, Pu and O or a multilayered thin film, alloy or a compound composed of the abovementioned elements.
Patent KR-20070084797-A (KR)
Title: Abdominal fat analyzer and method thereof
Inventor: HAN SANG HUN
IPC: A61B5/04
Filed: 2006-02-22
Abstract: An abdominal fat analyzer and method thereof are provided to allow an examiner to easily determine whether cause of an abdominal fat exists at an abdomen fat or a subcutaneous fat. An abdominal fat analyzer includes an alternating current generator(220), a measuring unit(230), a voltage detector(250), an A/D converter, a calculation processor(260), a display device(270), and a storage unit(280). The alternating current generator(220) generates a constant alternating current. The measuring unit(230) provides the constant alternating current to a current electrode. The voltage detector(250) detects a voltage having body impedance information. The calculation processor(260) obtains abdominal fat and subcutaneous fat areas using an output signal of the voltage detector(250). The display device(270) displays an output in the calculation processor(260). The storage unit(280) stores an output of the calculation processor(260).
Patent KR-20070029039-A (KR)
Title: Rotary electrical machine for a vehicle
Inventor: KINOSHITA TSUTOMU
IPC: H02K7/116
Filed: 2006-02-23
Abstract: An electric motor for a vehicle is provided to perform a large output when using a helical gear as a driving gear installed on a driving apparatus of the vehicle. An electric motor for a vehicle includes a stator, a rotor, a driving shaft(2), a cylindrical roller bearing(3), a cylindrical roller bearing(11), and a four-point contact ball bearing(10). The driving shaft(2) is connected to the stator. The cylindrical roller bearing(11) is installed on a driving side of the driving shaft(2) and supports rotatably the driving shaft(2). The four-point contact ball bearing(10) is installed on an outer side than the cylindrical roller bearing(11) installed on the driven side of the driving shaft(2). A gap is formed on a connection plane of an inner diameter plane of the electric motor where an outer wheel of the four-point contact ball bearing(10) is connected to an outer wheel of the four-point contact ball bearing(10). A key groove is installed on the outer wheel of the four-point contact ball bearing(10). A key groove is installed in a location corresponding to the key groove of an inner circumferential plane of a shaft box connected to the four-point contact ball bearing(10).
Patent KR-20070091495-A (KR)
Title: Robot joint
Inventor: KIM SUN DOL
IPC: B25J17/00
Filed: 2006-03-06
Abstract: A robot joint is provided to improve the degree of freedom and flexibility thereof. A robot joint includes at least one joint unit(10). The joint unit comprises a link unit(20), a cylinder unit(30), and a movable unit(40). The cylinder unit consists of a cylinder(33), and the piston(35) reciprocally moved at the inside of the cylinder. The movable unit is installed to connect at least one end of the cylinder unit with the link unit mutually and movably.
Patent KR-20070093629-A (KR)
Title: Fluorescent substance paste, method for fabricating fluorescent substance paste, plasma display panel and method for fabricating plasma display panel using the same
Inventor: BAE BUM JIN
IPC: C09K11/06
Filed: 2006-03-14
Abstract: A fluorescent substance paste is provided to increase light room contrast by lowering a reflection rate of incidence light and to improve color purity and color coordinates by allowing a pigment itself to perform a role of a color filter. A fluorescent substance paste comprises: a fluorescent substance powder for emitting a light in any one wavelength band of red, green, or blue; an organic or inorganic pigment which displays color with the same wavelength band as the light emitted from the fluorescent substance so as to ensure high reflectivity in a wavelength band of the light emitted from the fluorescent substance; and a binder which imparts adhesive force to the fluorescent powder.
Patent KR-20070044341-A (KR)
Inventor: UETA KOSAKU
IPC: F16J15/02
Filed: 2006-03-15
Abstract: [과제] 보다 확실하게 두께증가부의 면압을 균등하게 할 수 있는 가스켓을 제공한다. 
     [해결수단] 가스켓(10)은, 연소실 구멍(1) 및 볼트구멍(2)이 개구한 한 쌍의 기판(10', 10')이 상하에 적층되고, 이 기판(10', 10')의 사이에 부판(10") 및 심(shim)판(11)이 사이에 장착되어 있다.  그리고, 부판(10")은 연소실 구멍(1) 둘레가장자리에, 소성 변형이 가능한 제 2 비드(BD2)가 연이어 설치되어 있다.  제 2 비드(BD2)는, 체결 하중의 크기에 따라 변형하기 때문에, 체결 하중이 큰 부분에서는 가스켓의 높이가 낮아져서, 체결 후에는 연소실 구멍(1) 둘레가장자리의 면압이 균일화된다.
Patent KR-20060105471-A (KR)
Inventor: HORII YUSUKE
IPC: B60L50/15
Filed: 2006-03-28
Abstract: 본 발명의 과제는 고압 배터리로부터 인버터로의 프리차지 제어를 안정적으로 행할 수 있도록 한 전기 자동차용 전압 변환 회로를 제공하는 것이다.  
     주행용 모터(109)에 전력을 공급하는 고압의 주행용 배터리(102)와, 주행용 배터리(102)와 주행용 모터(109) 사이에 개재 장착되고, 콘덴서(105)를 갖는 인버터(104)와, 상기 주행용 모터(109)와 병렬로 주행용 배터리(102)에 접속되고, 주행용 배터리(102)의 전압을 저전압으로 변환하여 출력하는 전압 변환기(101)와, 주행용 배터리(102)와 인버터(104) 사이에 개재 장착되고 인버터(104)로의 돌입 전류의 억제 처리를 행하는 콘택터 회로(120)와, 콘택터 회로(120)에 의한 억제 처리의 종료를 검지하면 전압 변환기의 기동을 허가하는 전압 변환기 기동 허가 수단(111, 113)을 구비하여 구성한다.  
       
     주행용 모터, 콘택터 회로, 인버터, 전압 변환기, 주행용 배터리
Patent KR-20070018665-A (KR)
IPC: H04B7/26
Filed: 2006-03-31
Abstract: 본 발명은 종래 회선 교환(Circuit Switching) 방식과 패킷 교환(Packet Switching) 방식의 장점을 결합한 새로운 자원 할당 및 운용 방식으로 가상 회선 교환(Virtual Circuit Switching) 방식을 제안한다. 본 발명에 따른 가상 회선 교환 방식은 기지국이 사용자에게 통상의 회선 교환 방식으로 전용 채널의 자원을 할당한 후, 사용자에게 데이터를 전송하는 경우 전용 채널을 통해 데이터를 전송하고, 사용자에게 데이터를 전송하지 않는 경우는 기 할당된 전용 채널의 자원을 공유 채널의 자원으로 할당하여 다른 사용자의 데이터를 전송함을 특징으로 한다. 따라서 본 발명에 의하면, 지연 시간에 민감하며 작은 용량의 트래픽을 빈번하게 전송하는 무선 통신 시스템에서 통신 자원의 낭비를 최소화하여 시스템 용량을 증대시킬 수 있다. 
       
     Virtual Circuit Switching, Dedicated channel, Shared channel, 통신 자원, 전용 채널, 공유 채널
Patent KR-20070099315-A (KR)
Title: Color wheel
Inventor: CHON YOUNG ILL
IPC: B60B3/00
Filed: 2006-04-04
Abstract: A color wheel is provided to allow a user or a manufacturer to select a color of the color wheel according to their preference and to reduce the weight of the color wheel while improving durability thereof. A color wheel comprises a wheel body(100) having a rim and a disc, and a steel mesh(200) installed at an inner portion of the wheel body or an outer peripheral surface of the rim. The wheel body(100) is obtained by mixing a pigment having a predetermined color with any one of polycarbonate, reinforced plastic and ceramic. Alternatively, the color wheel comprises a rim-disc assembly, which is obtained by mixing a pigment having a predetermined color with any one of polycarbonate, reinforced plastic and ceramic, and a steel mesh provided at an inner portion or an outer peripheral portion of the rim.
Patent KR-20070099950-A (KR)
Title: Apparatus and method for generating llr in mimo communication system
Inventor: HWANG KEUN CHUL
IPC: H04J99/00
Filed: 2006-04-06
Abstract: An apparatus for generating LLR(Log Likelihood Ratio) in an multiple antenna communication system and a method thereof are provided to generate the LLR with high reliability and low complexity in an MIMO(Multiple Input Multiple Output) system which uses two antennas. An apparatus for generating LLR(Log Likelihood Ratio) in an multiple antenna communication system comprises determining units(202-1-M), distance calculators(204-1-M) and an LLR calculator(206). The determining units estimate plural candidate transmission vectors by using an MML(Modified Maximum Likelihood) decoding procedure. The distance calculators calculate Euclidean distances regarding the calculated candidate transmission vectors, respectively. The LLR calculator calculates the LLRs by using the calculated Euclidean distances.